Answers

Add 4/84 and 45/54

4/84 + 45/54 is 37/42.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 54 is 756
   
   Next, find the equivalent fraction of both fractional numbers with denominator 756
2. For the 1st fraction, since 84 × 9 = 756,
   4/84 = 4 × 9/84 × 9 = 36/756
3. Likewise, for the 2nd fraction, since 54 × 14 = 756,
   45/54 = 45 × 14/54 × 14 = 630/756
4. Add the two like fractions:
   36/756 + 630/756 = 36 + 630/756 = 666/756
5. 666/756 simplified gives 37/42
6. So, 4/84 + 45/54 = 37/42

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